Rank	Countries/Territories	Count	Percent
1	United States	309	42.9%
2	China	139	19.3%
3	Germany	115	16%
4	Russia	25	3.5%
5	India	19	2.6%
6	France	15	2.1%
7	Singapore	14	1.9%
8	Japan	14	1.9%
9	Netherlands	12	1.7%
10	Spain	8	1.1%
11	United Kingdom	6	0.8%
12	Cyprus	6	0.8%
13	Korea, Republic of	5	0.7%
14	Turkey	5	0.7%
15	Lithuania	3	0.4%
16	Iran, Islamic Republic of	3	0.4%
17	Australia	3	0.4%
18	Hong Kong	3	0.4%
19	Egypt	2	0.3%
20	Canada	2	0.3%
21	Norway	2	0.3%
22	Serbia	2	0.3%
23	Pakistan	1	0.1%
24	Sweden	1	0.1%
25	Czech Republic	1	0.1%
26	Argentina	1	0.1%
27	Iraq	1	0.1%
28	Ireland	1	0.1%
29	Mauritius	1	0.1%
30	Mongolia	1	0.1%